Robert B. DeMatteis

📍 Grass Valley, CA: #2 of 22 inventorsTop 10%

🗺 California: #1,869 of 17,285 inventorsTop 15%

Overall (1997): #26,129 of 185,788Top 15%

Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5690228	T-shirt bag style and system	—	1997-11-25
5662225	T-shirt bag and rack combination	—	1997-09-02